Thousands of small fish defy gravity to climb Congo waterfall

By Marta Serafinko April 7 (Reuters) - A species of small fish has been observed by the thousands climbing a vertical waterfall 15 metres (50 feet) tall in the Democratic Republic of Congo in a ...

These rock-climbing fish can shimmy up a 50-foot waterfall

New research from the Democratic Republic of Congo offers a behavioral and anatomical portrait of a species that can achieve ...

Dead fish have been popping up in lakes across N.J. Here’s why.

Massive amounts of fish have been dying off in lakes around New Jersey in a phenomenon known as “winterkill” that’s been ...